Name: Lenovo IdeaCentre H520g
Brand: Lenovo
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•IfyouhavemultipleCDorDVDdrivesinstalled(oracombinationofCDandDVDdrives),tryinsertingthe

discintotheotherdrive.Insomecases,onlyoneofthedrivesisconnectedtotheaudiosubsystem.

•IfyouareusingtheWindows7operatingsystem,followtheactionfor“ACDorDVDdoesnotwork”on

page113.

Ifthisdoesnotcorrecttheproblem,followtheactionfor“ACDorDVDdoesnotwork”onpage113.

ACDorDVDdoesnotwork

Symptom:ACDorDVDdoesnotwork.

Actions:

•Verifythatthediscisinsertedcorrectly,withitslabelup.

•Ensurethatthediscyouareusingisclean.Toremovedustorngerprints,wipethedisccleanwithasoft

clothfromthecentertotheoutside.Wipingadiscinacircularmotionmightcauselossofdata.

•Verifythatthediscyouareusingisnotscratchedordamaged.Tryinsertinganotherdiscthatyouknow

isgood.Ifyoucannotreadfromaknown-gooddisc,youmighthaveaproblemwithyourCDorDVD

driveorthecablingtoyourCDorDVDdrive.Ensurethatthepowercableandsignalcablearesecurely

connectedtothedrive.

Unabletouseastartable(bootable)recoverymedium,suchastheProductRecovery

CD,tostartyourcomputer

Symptom:Unabletouseastartable(bootable)recoverymedium,suchastheProductRecoveryCD,

tostartyourcomputer.

Action:EnsurethattheCDorDVDdriveisinthestartupsequencebeforetheharddiskdrive.Referto

your“Selectingorchangingthestartupdevicesequence”onpage100forinformationonviewingand

changingthestartupsequence.Notethatonsomemodelsthestartupsequenceispermanentlysetand

cannotbechanged.

Iftheseactionsdonotcorrecttheproblem,runtheLenovoSolutionCenterprogram.Ifyouneedtechnical

assistance,seeChapter11“Gettinginformation,help,andservice”onpage127

DVDproblems

Selectyoursymptomfromthefollowinglist:

•“BlackscreeninsteadofDVDvideo”onpage113

•“DVDmoviewillnotplay”onpage114

•“NoaudioorintermittentaudiowhileplayingDVDmovie”onpage114

•“Playbackisverysloworchoppy”onpage114

•“Invaliddiscornodiscfoundmessage”onpage114

BlackscreeninsteadofDVDvideo

Symptom:BlackscreeninsteadofDVDvideo

Actions:

•RestarttheDVDplayerprogram.

•Closeanyopenles,turnoffthecomputer,andthenrestartthecomputer.

•Tryalowerscreenresolutionorcolordepth.

Chapter10.Troubleshootinganddiagnostics113

Lenovo IdeaCentre H520g User Manual

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